The answer is A! Hoped I was able to help you out !bjjucyuvvhhhhhhhhhuuu
It’s D
n < 9
hope it helps
To get angle Y, you have to do 90 - 27 to get the other angle in the triangle and you get 63. Then you do 180 - (63+51) which is 66.
Angle Y = 66
it would be 1 and half hours if it is split equally.